Description
The Lindy USB Type-C / Thunderbolt 3 Port Blocker (Green – 40426) is a professional physical security solution designed to prevent unauthorized access to modern USB-C ports. Ideal for IT-managed environments, it helps secure sensitive devices by blocking unused USB-C or Thunderbolt 3 ports from data access, tampering, or external device connections.
Each blocker fits securely into a USB-C / Thunderbolt 3 port and can only be removed using the included colour-matched key, ensuring controlled and authorised access across systems.
🔒 Key Features
Physical USB-C Port Security for Type-C / Thunderbolt 3 ports
Prevents Unauthorized Access via cables, devices, or foreign objects
Data Protection Layer against unauthorised transfers and malware risks
Quick & Simple Installation – plug-and-lock design
Includes 4 Blockers + 1 Key (starter kit)
Colour-Coded System (Green) for access control management
Scalable Deployment – compatible with 10-pack refill option (no key)
🧠 Application & Benefits
The Lindy USB-C Port Blocker is widely used in corporate offices, schools, government agencies, and enterprise IT environments. As devices increasingly adopt USB-C and Thunderbolt 3 standards, this solution provides a simple yet effective way to enforce physical port security without software or configuration.
It helps prevent unauthorized data extraction, device misuse, and malware introduction via external USB devices, while ensuring only authorised personnel can access protected ports.
⚙️ How It Works
The blocker uses a key-and-lock mechanism:
Insert blocker into USB-C / Thunderbolt 3 port
Use key to lock in place
Remove key—blocker stays secured
Reinsert key to unlock and remove when access is required
📦 Specifications
Brand: Lindy
Model: 40426
Product Type: USB-C / Thunderbolt 3 Port Blocker Kit
Interface: USB Type-C / Thunderbolt 3
Colour: Green
Material: Durable moulded plastic
Contents: 4 x Blockers + 1 x Key
Key Compatibility: Colour-specific (Green system only)
Expansion Option: Compatible with 10-pack (no key)
🏢 Ideal For
✔ Enterprise IT Security
✔ Corporate Workstations & Laptops
✔ Schools & Training Labs
✔ Government & Secure Facilities
✔ Shared Device Environments
⚠️ Important Notes
Key is colour-specific and only works with Green system
Additional 10-pack blockers sold separately (no key included)
Designed as a physical deterrent only, not absolute security against forced removal
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